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- The sensitivity of isolated root cap cells of twenty-two corn inbreds to Hm-toxin produced by Sisolates of Helminthosporium maydis have been studied. 本试验用5个小斑菌(Helminthosporium maydis)菌株的毒素液测试了22个玉米自交系离体根冠细胞的敏感性,以分生孢子接种幼苗为对照。
- Helminthosporium maydis race C (HMC) 玉米小斑病菌
- Helminthosporium maydis 玉米小斑病菌
- Both CB and HMC toxin, a host-specific toxin from Bipolaris (Helminthosporium) maydis race C, could destroy the MFs distribution and had obvious quantity-effects relations. 来自玉米小斑病菌C小种的致病毒素对微丝网络也有专化破坏作用,并且它们对微丝的破坏作用随着浓度的增大而加强。
- Bipolaris (Helminthosporium) maydis race C toxin (HMC) 玉米小斑病菌C小种致病毒素(HMC)
- A PRELIMINARY STUDY ON THE INTERACION OF BARLEY(HORDEUM VULGARE)AND HELMINTHOSPORIUM GRAMINEUM RABH. 大麦与条纹病菌(Helminthosporium gramineum Rabh.;)相互作用的初步研究
- Aim To study mechanisms of Stigma Maydis Polysaccharide (SMPS) on weight loss in experimental animals. 摘要目的研究玉米须多糖(SMPS)减轻实验动物体重的作用机制。
- Mulberry,purslane,stigma maydis in Fufang Jiangtangning granule were analysed by thin layer chromatographic(TLC). 对复方降糖宁颗粒中桑椹子、马齿苋、玉米须进行薄层层析分析。
- Exserohilum rostratum was cambined from Helminthosporium rostratum Drechsler and H. halodes Drechsler. 嘴突脐孢(Exserohilum rostratum)是突脐蠕孢属中的一个种,由嘴突长蠕孢(Helminthosporium rostratum Drechlsler)和盐长蠕孢(Helminthosporium halodes Drechsler)合并而来的。
- Despite an overall genomic similarity, U. maydis and Malassezia differ in the proteins they secrete. 尽管全基因组有极大的相似性,但玉米瘤黑粉菌和马拉色菌分泌不同的蛋白。
- Different strains of Helminthosporium turcicum Passerini had different induction effects and mainly acted on the starting time. 但白藜芦醇苷含量受外界真菌诱导的专属性不强,且影响强度与诱导浓度有关。
- Disease to maize southern leaf spot disease was induced by culture filtrate of Bipolaris maydis race C toxin cultivation. 利用低浓度玉米小斑病菌C小种毒素培养滤液作为激发子诱导玉米获得抗病性。
- If a correlation is determined, then avoid using that particular pesticide or treat preventively for 'Helminthosporium' disease prior to the use of that pesticide. 如果有,避免使用这种特定的杀虫剂或在使用之前对 叶斑病进行预防处理。
- They then compared the sequences with those of a closely related plant pathogen, Ustilago maydis, and a distantly related human pathogen, Candida albicans, which causes thrush. 然后将测序结果分别和一种亲缘相近的植物病菌玉米瘤黑粉菌,以及一种亲缘关系较远的引起人口疮的人类病菌白假丝酵母对比。
- The Ht-Toxins produced by Helminthosporium turcicum in vitro could significantly inhibit the growth of roots and buds and kill isolated root cap cells of corn. 玉米大斑病菌在活体外产生的致病毒素(Ht-毒素)不仅能抑制玉米幼苗根和芽的生长,而且对玉米离体根冠细胞也有明显的致死作用。
- The taxonomic history of Helminthosporium, the pathogenic variance and hosts were reported in this paper, which afforded reference for further research. 摘要对蠕孢菌的病原分类历史、病原的致病变异以及其寄主范围进行了全面的叙述,为进一步研究提供参考。
- The experimental results showed that death rate of root cap cells treated with Hm-toxin was highly correlated with the lesion size induced by H. maydis on corn seedling leaves. The coefficient of correlation was more than 0.77 in all the isolates tested. 试验结果;供试玉米自交系的根冠细胞死亡率和接种幼苗后形成的病斑大小是高度相关的;两者的相关系数均在0.;77以上。
- The results of inoculating corn seedeing with Helminthosporium turcicum and treating corn root cap cells with cultural filtrates of H. turcicum indicated that H.turcicum could produce pathotoxin either in vivo or in vitro. 用大斑菌接种玉米幼苗和用大斑菌的培养滤液处理玉米根冠细胞的试验证明,大斑菌无论在体内或体外均能产生致病毒素。
- Moreover, additive H2O2 could inhibit the growth, spomlation and spore germination of Exserohilum turcicum, Bipolaris maydis, Curvularia lunata and also could affect their toxin productions. 此外,外源加入一定浓度的H2O2对玉米大斑病菌、玉米小斑病菌和玉米弯孢霉的菌丝生长、分生孢子的产生和萌发及毒素的产生等都有明显的抑制作用或影响。
- Objective: To optimize extraction technology of Stigma Maydis Polysaccharides and study its assaying method to provide theory for the quantity control of Stigma Maydis Polysaccharides. 目的:优化玉米须多糖的提取工艺,研究含量测定方法,为进一步深入研究玉米须多糖制剂的质量控制提供理论依据。